الإتاحة: https://doi.org/10.15277/bjd.2022.377Testhttps://bjd-abcd.com/index.php/bjd/article/view/1077Test
الإتاحة: https://doi.org/10.15277/bjd.2018.176Testhttps://bjd-abcd.com/index.php/bjd/article/view/345Test